bf066d8584
BUG=chromium:863205 R=clemensh@chromium.org Change-Id: I15f3a09e15210a80b155def5761d9aead95d19b7 Reviewed-on: https://chromium-review.googlesource.com/1156386 Reviewed-by: Clemens Hammacher <clemensh@chromium.org> Commit-Queue: Ben Titzer <titzer@chromium.org> Cr-Commit-Position: refs/heads/master@{#54811}
70 lines
2.1 KiB
JavaScript
70 lines
2.1 KiB
JavaScript
// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --expose-wasm
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load("test/mjsunit/wasm/wasm-constants.js");
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load("test/mjsunit/wasm/wasm-module-builder.js");
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var builder = new WasmModuleBuilder();
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var last_func_index = builder.addFunction("exec_unreachable", kSig_v_v)
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.addBody([kExprUnreachable]).index
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var illegal_func_name = [0xff];
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var func_names = [ "☠", illegal_func_name, "some math: (½)² = ¼", "" ];
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var expected_names = ["exec_unreachable", "☠", null,
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"some math: (½)² = ¼", "", "main"];
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for (var func_name of func_names) {
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last_func_index = builder.addFunction(func_name, kSig_v_v)
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.addBody([kExprCallFunction, last_func_index]).index;
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}
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builder.addFunction("main", kSig_v_v)
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.addBody([kExprCallFunction, last_func_index])
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.exportFunc();
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var module = builder.instantiate();
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(function testFunctionNamesAsString() {
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var names = expected_names.concat(["testFunctionNamesAsString", null]);
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try {
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module.exports.main();
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assertFalse("should throw");
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} catch (e) {
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var lines = e.stack.split(/\r?\n/);
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lines.shift();
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assertEquals(names.length, lines.length);
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for (var i = 0; i < names.length; ++i) {
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var line = lines[i].trim();
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if (names[i] === null) continue;
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var printed_name = names[i];
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var expected_start = "at " + printed_name + " (";
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assertTrue(line.startsWith(expected_start),
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"should start with '" + expected_start + "': '" + line + "'");
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}
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}
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})();
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// For the remaining tests, collect the Callsite objects instead of just a
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// string:
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Error.prepareStackTrace = function(error, frames) {
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return frames;
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};
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(function testFunctionNamesAsCallSites() {
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var names = expected_names.concat(['testFunctionNamesAsCallSites', null]);
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try {
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module.exports.main();
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assertFalse('should throw');
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} catch (e) {
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assertEquals(names.length, e.stack.length, 'stack length');
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for (var i = 0; i < names.length; ++i) {
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assertEquals(
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names[i], e.stack[i].getFunctionName(), 'function name at ' + i);
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}
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}
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})();
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